Results 61 to 70 of about 3,056,362 (252)

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

Asymptotic Periodicity of Bounded Mild Solutions for Evolution Equations with Non-Densely Defined and Fractional Derivative

open access: yesFractal and Fractional
In the present article, we establish conditions for the asymptotic periodicity of bounded mild solutions in two distinct cases of evolution equations.
Jiabin Zuo   +3 more
doaj   +1 more source

An epithelial GPR35 isoform supports tumor‐associated transcriptional and metabolic phenotypes

open access: yesFEBS Letters, EarlyView.
GPR35 generates two functionally distinct isoforms with previously unresolved roles. GPR35‐short mediates immune‐cell chemotaxis, while GPR35‐long is enriched in colorectal cancer epithelium, where it supports increased metabolism, proliferation, and tumor‐associated transcriptional programs.
Jørgen D. Rønneberg   +14 more
wiley   +1 more source

Seventeenth Illinois Custom Spray Operators' Training School: summaries of presentations [PDF]

open access: yes, 1965
Made available in DSpace on 2016-03-17T21:24:37Z (GMT). No. of bitstreams: 2 7912186_1965.pdf: 12172265 bytes, checksum: 9d7b857c7565f69abfae374ea20bf1da (MD5) license.txt: 4846 bytes, checksum: 927d59ba442de31571446841df3d90ca (MD5) Previous issue ...
Illinois Custom Spray Operators' School
core  

On ξ(s)-Quadratic Stochastic Operators on Two-Dimensional Simplex and Their Behavior

open access: yesAbstract and Applied Analysis, 2013
A quadratic stochastic operator (in short QSO) is usually used to present the time evolution of differing species in biology. Some quadratic stochastic operators have been studied by Lotka and Volterra.
Farrukh Mukhamedov   +2 more
doaj   +1 more source

On Dynamics of Quadratic Stochastic Operators

open access: yesJournal of Basic and Applied Research in Biomedicine, 2022
A quadratic stochastic operator (in short QSO) is usually used to present the time evolution of differing species in biology. Some quadratic stochastic operators have been studied by Lotka and Volterra.
Izzat Qaralleh
doaj   +2 more sources

Nutrient/TOR signaling controls adipose mitochondrial transcription factor A (TFAM) to regulate organismal growth in Drosophila

open access: yesFEBS Letters, EarlyView.
Animals must match their growth rate to available nutrients. We show that in Drosophila larvae, the nutrient‐sensing TOR kinase controls growth by regulating levels of TFAM, a key regulator of mitochondrial function, in the adipose tissue. When nutrients are abundant, high TOR activity suppresses TFAM, lowering mitochondrial bioenergetic activity and ...
Shrivani Sriskanthadevan‐Pirahas   +4 more
wiley   +1 more source

Thirteenth Illinois Custom Spray Operators' Training School: summaries of presentations [PDF]

open access: yes, 1961
Made available in DSpace on 2016-03-17T21:24:35Z (GMT). No. of bitstreams: 2 7912186_1961.pdf: 8698347 bytes, checksum: 774d1ca405e2e1699dd37ef9de928e7c (MD5) license.txt: 4846 bytes, checksum: 927d59ba442de31571446841df3d90ca (MD5) Previous issue date:
Illinois Custom Spray Operators' School
core  

Peripheral lysosomes recruit PLEKHG3 to focal adhesions and restrain protrusion dynamics

open access: yesFEBS Letters, EarlyView.
Proximity‐dependent labeling at the LAMTOR complex revealed the Rho GEF PLEKHG3 as a lysosome‐proximal protein directing the study toward the influence of lysosome positioning on actin dynamics and cell motility. We show that PLEKHG3 colocalizes with lysosomes at focal adhesion sites and observe that forced peripheral dispersion of lysosomes hinders ...
Rainer Ettelt   +8 more
wiley   +1 more source

A New Proof for a Rolewicz's Type Theorem: An Evolution Semigroup Approach [PDF]

open access: yes, 2001
Let $varphi$ be a positive and non-decreasing function defined on the real half-line and $mathcal{U}$ be a strongly continuous and exponentially bounded evolution family of bounded linear operators acting on a Banach space. We prove that if $varphi$ and $
Constantin Buse   +5 more
core  

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